© Copyright Prokon SA | Website designed and maintained by HJ Design

PROKON


Tel: 012 325 4579

Fax: 012 325 4585

 pta@prokonsa.co.za


www.prokonsa.co.za

home  |  about us  |  contact us  |  database  |  services  |  clients  |  potato defects  |  fresh produce regulations PRODUCT CONTROL FOR AGRICULTURE The Professionals on Quality Assurance and Product Management VISUAL QUALITY DEFECTS ON POTATOES   COLOUR PLATES  |  GUIDE TO GRADING REGULATIONS  COMPILED BY POTATOES SOUTH AFRICA, IN COLLABORATION WITH PROKON AND DEPARTMENT OF AGRICULTURE GREENING A1 SPROUTED A2 MALFORMED A3 GROWTH  CRACKS A4 MECHANICAL  DAMAGE A5 ABRADED A6 BROWNING A6 BROKEN AND  CUT TUBERS A7 SOILED A8 INSECT  DAMAGE A9 EELWORM A10 RHIZOCTONIA A11 SKIN EELWORM AND  ENLARGED  LENTICELLS A11 COMMON SCAB  AND SIMILAR  DEFECTS A12 DRY STEM-END  ROT AND OTHER  TYPES OF DRY  ROT A13 BROWN FLECK A14 W. INSECT INFESTATION  (TUBER MOTH),  X. VASCULAR  BROWNING A15 Y. DAMAGE BY  WATER GRASS A ND OTHER PLANTS,  Z. HOLLOW-HEART  A15